This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Discourse > Substitution – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Using Substitution, solve for the following system of linear equations:$y=3x$ $2x-3y=14$ A) No solution. B) (-2, -6). C) Infinitely many solutions. D) (-3, 7). Show Answer Correct Answer: B) (-2, -6). 2. Work out the value of the following expressions when a = 3, b = 4 and c = 5.2a$^{2}$ + c$^{2 }$ A) 43. B) 22. C) 68. D) 34. Show Answer Correct Answer: A) 43. 3. In SN1 reaction on optically active substrate gives A) Inversion in configuration. B) Retention in configuration. C) Racemic mixture. D) No product. Show Answer Correct Answer: C) Racemic mixture. 4. Y =-3x + 11y =-6x-13 A) (2, 13). B) (8, -13). C) (1, 8). D) (-8, 35). Show Answer Correct Answer: D) (-8, 35). 5. Find an equivalent expression to 4(2x + 10y) A) 8(x + 5y). B) 8x + 14y. C) 8(x + 10y). D) 8x + 10y. Show Answer Correct Answer: A) 8(x + 5y). 6. If a = 2 and b = 4, calculate ab-2b A) 0. B) 2. C) 4. D) None of the above. Show Answer Correct Answer: A) 0. 7. In the sentence 'He will come if you do', what does 'do' substitute? A) Come. B) You. C) Will. D) He. Show Answer Correct Answer: A) Come. 8. Simplify $-8\left(-3x-4z\right)$ A) -48. B) -240. C) 240. D) 48. Show Answer Correct Answer: A) -48. 9. Which word can substitute the phrase 'has not' in the sentence 'He has not completed the task'? A) Hasn't. B) Shouldn't. C) Won't. D) Haven't. Show Answer Correct Answer: A) Hasn't. 10. Solve the system using substitution:x =-3y-172x + 3y =-7 A) (3, 0). B) (10, -9). C) (1, -20). D) (-5, -2). Show Answer Correct Answer: B) (10, -9). 11. Solve by Substitution:y = 3x and-3x + 4y = 9 A) (1, 2). B) (1, 3). C) (-2, 3). D) None of the above. Show Answer Correct Answer: B) (1, 3). 12. Simplify $5-7s-9d$ A) 6. B) 4. C) -50. D) -55. Show Answer Correct Answer: C) -50. 13. Incapable of being seen through A) Ductile. B) Transparent. C) Opaque. D) Brittle. Show Answer Correct Answer: C) Opaque. 14. Solve for x and y using any method we've learned!y = 2x + 1y = 4x-1 A) (-1, -3). B) (-1, 3). C) (1, 3). D) (3, 1). Show Answer Correct Answer: C) (1, 3). 15. Y = x-52x + y = 10 What is the solution? A) (-5, 0). B) (0, 5). C) (0, -5). D) (5, 0). Show Answer Correct Answer: D) (5, 0). 16. If x = 4, solve for y:2x-3y =-1y = x-1 A) Y =-5. B) Y = 5. C) Y = 3. D) Y =-3. Show Answer Correct Answer: C) Y = 3. 17. When $c=2\\and\d=4$ $cd$ A) 6. B) 8. C) 24. D) 42. Show Answer Correct Answer: B) 8. 18. Solve:$x=-3y+1$ $-3x-3y=-15$ A) No solution. B) (-1, 5). C) (7, -2). D) Infinitely many solutions. Show Answer Correct Answer: C) (7, -2). 19. Solve for x and y3x + 2y = 167x + y = 19 A) (-2, 5). B) (2, 5). C) (2, -5). D) (-2, -5). Show Answer Correct Answer: B) (2, 5). 20. All the data in the computer has been wiped out by the virus. The data has been ..... A) Immortal. B) Erased. C) All the above. D) None of the above. Show Answer Correct Answer: B) Erased. 21. A christian mass in memory of a dead person A) Obituary. B) Litany. C) Funeral. D) Requiem. Show Answer Correct Answer: D) Requiem. 22. One who is a bootlicker, flatterer? A) Charmer. B) Patient. C) Flirt. D) Sychopant. Show Answer Correct Answer: D) Sychopant. 23. An instrument to measure temperature A) Barometer. B) Thermometer. C) Microscope. D) Manometer. Show Answer Correct Answer: B) Thermometer. 24. The Neolithic Age includes ..... A) Nomads. B) Hunting and gathering. C) Agriculture and domestication of animals. D) Copper, bronze and iron. Show Answer Correct Answer: C) Agriculture and domestication of animals. 25. What is the best method to use?y =-3x + 5y = x-1 A) Graphing, because they are both in slope-intercept form. B) Substitution because a variable is isolated (solved for). C) All the above. D) None of the above. Show Answer Correct Answer: A) Graphing, because they are both in slope-intercept form. 26. A cure for everything A) Panecea. B) Panicea. C) Panacea. D) Pannecea. Show Answer Correct Answer: C) Panacea. 27. A tertiary halide will likely react with a ..... mechanism A) S$_{N}$2$_{ }$always. B) S$_{N}$1 or E2 or E1$_{ }$depending on the base or nucleophile characterisitcs. C) S$_{N}$1 or S$_{N}$2. D) S$_{N}$1$_{ }$or E2$_{ }$depending on the solvent characteristics. Show Answer Correct Answer: B) S$_{N}$1 or E2 or E1$_{ }$depending on the base or nucleophile characterisitcs. 28. Find the solution to these systems y=4x+43x+y=25 A) (0, 4). B) (3, 16). C) (2, 12). D) (0, 25). Show Answer Correct Answer: B) (3, 16). 29. Under what reaction conditions does the electrophilic chlorination of aromatic compounds usually occur? A) Cl$_{2}$, H$_{2}$O. B) Cl$_{2}$, AlCl$_{3}$. C) Cl$_{2}$, CCl$_{4}$. D) NaCl, H$_{2}$O. Show Answer Correct Answer: B) Cl$_{2}$, AlCl$_{3}$. 30. Y = 2x + 5-4x + y = 9 A) (2, 1). B) (-2, -1). C) (2, -1). D) (-2, 1). Show Answer Correct Answer: D) (-2, 1). 31. A geometrical figure with eight sides A) Parallelogram. B) Pentagon. C) Hexagon. D) Octagon. Show Answer Correct Answer: D) Octagon. 32. ..... is an evolutionary process that requires material research, market knowledge and time. A) Marketing. B) Material substitution. C) Competitor analysis. D) Technical research. Show Answer Correct Answer: B) Material substitution. 33. Several millionaires have had museums named after them. Rockefeller has one, and ..... Guggenheim. A) So has. B) So did. C) Has so. D) So am. Show Answer Correct Answer: A) So has. 34. 5 + X = yIf X = 1, then Y = A) 6. B) 12. C) 2. D) None of the above. Show Answer Correct Answer: A) 6. 35. Use substitution to solve the system.2x-3y =-2y = 2 A) (2, 2). B) (-2, 2). C) (2, -2). D) (2, 8). Show Answer Correct Answer: A) (2, 2). 36. One who does not believe in God A) Rebel. B) Savage. C) Iconoclast. D) Atheist. Show Answer Correct Answer: D) Atheist. 37. One who sacrifices his life for a cause A) Revolutionary. B) Martyr. C) Patriot. D) Soldier. Show Answer Correct Answer: B) Martyr. 38. X + 2y = 2x =-4y + 2 A) (2, 0). B) (0, 2). C) (-3, -2). D) (-3, 0). Show Answer Correct Answer: A) (2, 0). 39. Which of the following is rate determining step in electrophilic substitution reaction? A) Generation of electrophile. B) Attack by an electrophilic reagent on benzene ring. C) Formation of product. D) All of the mentioned. Show Answer Correct Answer: B) Attack by an electrophilic reagent on benzene ring. 40. Work out the value of 3ab when a = 3, b = 4 A) 36. B) 15. C) 12. D) 10. Show Answer Correct Answer: A) 36. 41. When a = 7, b = 2 and c = 3, $a\times b\times c$ A) 56. B) 17. C) 42. D) 14. Show Answer Correct Answer: C) 42. 42. Choose the phrase that matches the expression 21h A) 21 more friends than expected at the party. B) 21 more horses in the pasture. C) 21 dollars per hour. D) 21 balloons were popped at the party. Show Answer Correct Answer: C) 21 dollars per hour. 43. Since x = 4 and y = 3, the solution is: A) (3, 4). B) (4, 3). C) All the above. D) None of the above. Show Answer Correct Answer: B) (4, 3). 44. Reaction of C6H5CH2Br with aqueous sodium hydroxide follows ..... A) SN1 mechanism. B) SN2 mechanism. C) Any of the above two depending upon the temperature of the reaction. D) Saytzeff rule. Show Answer Correct Answer: A) SN1 mechanism. 45. If h(x) =-5x + 7, Evaluate 6h(2). A) 3. B) -2. C) -3. D) -18. Show Answer Correct Answer: D) -18. 46. Solve the system of equations:y = 8x + 2y =-x-7 A) (9, 9). B) (1, 10). C) (-1, -6). D) (2, 7). Show Answer Correct Answer: C) (-1, -6). 47. Which of these is a system of equations and why? A) 4x=16because it has one solution. B) Y= 3x +4 because it can be graphed. C) 4 + 8x = 4 + 8xbecause its the same thing on both sides. D) Y = 4x +2 3x + 2y = 6because it has two equations that have a solution. Show Answer Correct Answer: D) Y = 4x +2 3x + 2y = 6because it has two equations that have a solution. 48. What is the solution to the following system?$^{y = 8x-9}$$^{y = 7}$ A) (2, 14). B) (7, 14). C) (47, 7). D) (2, 7). Show Answer Correct Answer: D) (2, 7). 49. Evaluate 4a + b when a =-1 and b= 5. A) -1. B) 1. C) -9. D) 9. Show Answer Correct Answer: B) 1. 50. 5x + y =-10y =-6x-13 A) (-3, -3). B) (3, 5). C) (4, 5). D) (-3, 5). Show Answer Correct Answer: D) (-3, 5). 51. Absolutely necessary A) Manageable. B) Inescapable. C) Mandatory. D) Ineffable. Show Answer Correct Answer: C) Mandatory. 52. No one can continue to live forever. Human beings are not ..... A) Invisible. B) Immortal. C) All the above. D) None of the above. Show Answer Correct Answer: B) Immortal. 53. Something which is of temporary existence A) Temporant. B) Transparent. C) Selective. D) Transient. Show Answer Correct Answer: D) Transient. 54. 1 + X = yIf X = 15, then Y = A) 10. B) 16. C) 9. D) None of the above. Show Answer Correct Answer: B) 16. 55. Which of the following is the condition for the reaction of bromomethane and potassium cyanide? A) Ethanolic condition. B) Heated under reflux. C) Both ethanolic and heated under reflux. D) None of the above. Show Answer Correct Answer: C) Both ethanolic and heated under reflux. 56. If m = 3 & n = 7, what is 5m-2n? A) 12. B) 29. C) 1. D) 6. Show Answer Correct Answer: C) 1. 57. A person who believes that he is always ill A) Neophyte. B) Hypochondriac. C) Sick. D) Maverick. Show Answer Correct Answer: B) Hypochondriac. 58. In the sentence 'She can play the piano, and so can he, ' what does 'so' substitute? A) Can play the piano. B) He. C) The piano. D) She. Show Answer Correct Answer: A) Can play the piano. 59. Write an algebraic expression for:the product of 5 and a number A) 5 + n. B) 5n. C) N + 5. D) 5/n. Show Answer Correct Answer: B) 5n. 60. Which word can substitute the phrase 'will not' in the sentence 'They will not attend the meeting'? A) Wouldn't. B) Can't. C) Won't. D) Shouldn't. Show Answer Correct Answer: C) Won't. ← PreviousNext →Related QuizzesGrammar QuizzesEnglish Grammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 4Substitution Quiz 5Substitution Quiz 6Substitution Quiz 7Substitution Quiz 8Substitution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books